<?php
//function test($a, $b) {
//    echo 'test....' . $a . $b;
//}

class Test {
    public function test1($a, $b) {
        echo 'test.....' . $a . $b;
    }
}
$t = new Test();
//$t->test();


//call_user_func([$t, 'test1'],'abcd', '1234');
call_user_func_array([$t, 'test1'], ['abcd', '1234']);